Question

Consider the functions f(x) = 3x − 2 and g(x) = x^2 − 1. What is the value of f[g(5)]?

312
70
168
−1
Confused! Please help with how to solve!

Answer 1

plugin 5 into g (x)

Answer 2

after that plugin ur answer what u got from g(x) then plug that into f(x)

Answer 3

\[g (5) = (5)^2 -1 = 24\]

Answer 4

\[f(24)= 3( 24)-2 = 72-2= 70\]

Answer 5

That's what I thought! Your so smart! Thank you!

Answer 6

no problem :)